Determine whether each equation has one real solution, two real solutions, or no real solutions. Select One Real Solution, Two Real Solutions, or No Real Solutions for each equation. ​

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?